Day/Night
What causes day and night?
The rotation (or spinning) of Earth on its axis
What are the four seasons?
Fall, winter, spring, summer
How long does it take for the moon to orbit Earth?
28 days
OR
about 1 month
What is a cycle?
a repeated pattern
What are the two tidal phases?
Low tide, high tide
How long does the rotation cycle take?
24 hours
OR
1 day
What causes the four seasons?
What causes the phases of the moon?
The moon revolving around Earth
What is a sequence?
What causes tidal phases?
The moon's gravitational pull on water.
The part of Earth facing the sun has ____.
Day
How long does it take for the Earth to revolve around the sun?
356 days
OR
1 year
Why can does the moon appear to change shapes?
The amount of sunlight reflected on the moon changes.
What does solar mean?
sun
How long does it take to complete one tidal cycle?
24 hours
high tide, low tide, high tide, low tide
The part of Earth facing away from the sun has ____
Night
If it is summer in North America, what season will Australia be in?
Winter
What are the four main phases of the moon? (in order)
New moon, 1st quarter, Full moon, Last quarter
What does lunar mean?
What are tides?
The changes in height of ocean water
What does rotation mean?
Spinning on an axis
What does revolution mean?
When something makes a complete circle around another object
The moon orbits what object?
Earth
What is an orbit?
A path around an object